| # | Topic | Category | Comments in 2006 | Trend |
|---|---|---|---|---|
| 1 | Upcoming Release Anticipation | Startups & Business | 2 | ➡️ |
| 2 | AI Meal Puns | AI & Machine Learning | 1 | 📉 |
| 3 | VC Criticism | Startups & Business | 1 | 📉 |
| 4 | HN Front Page Flagging | Other | 1 | ➡️ |
| 5 | FAANG Compensation Debate | Career & Jobs | 1 | 📉 |
| 6 | Demo Background Music | Web Development | 1 | 📉 |
| 7 | Score Calculation Inquiries | Startups & Business | 1 | ➡️ |
| 8 | Duplicate Post Complaints | Other | 1 | ➡️ |
| 9 | Novelty Debate | Other | 1 | ➡️ |
| 10 | Friendly Greetings and Welcomes | Other | 1 | 📉 |
| 11 | Restaurant Discovery Service | Startups & Business | 1 | 📉 |